401(k) · DOL Form 5500 · 2023

Lam Research Corporation 401(k) Plan

Data updated 2026-08-11

$2.6B
Total assets: 9,237
Participants: 99th
Percentile by assets: $277,019
Avg per participant

Official DOL plan name: Savings Plus Plan, Lam Research 401(k) · Sponsored by Lam Research Corporation · California · Manufacturing

$2.6B in assets, 9,237 participants

Lam Research Corporation's Savings Plus Plan, Lam Research 401(k) reported $2.6B in total assets and 9,237 participants in its 2023 DOL Form 5500 filing, ranking in the 99th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

99th percentile by assets (of 127,072 plans)
#18,530 in Manufacturing (18,722 peers)

Coverage in California

Savings Plus Plan, Lam Research 401(k) covers 9,237 participants in California, 15x the typical California plan (state average ~630 per filing). Assets: $2.6B.

$2.6B
total plan assets (2023 EOY): 9,237
covered participants: 99th
percentile by assets (of 127,072 plans): $277,019
avg assets per participant

Savings Plus Plan, Lam Research 401(k) reported net income rose from -$570M in the plan year 2022 filing to $554M in the plan year 2023 filing.
Savings Plus Plan, Lam Research 401(k) end-of-year assets rose from $2.0B in the plan year 2022 filing to $2.6B in the plan year 2023 filing.
Savings Plus Plan, Lam Research 401(k) reported participants rose from 8,565 in the plan year 2022 filing to 9,237 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State

California

Industry

Manufacturing

Participants vs California filers

In California, the average filing covers about 630 participants across 15,291 plans. Savings Plus Plan, Lam Research 401(k) reports 9,237 participants - 15x that state average ($2.6B EOY assets).

California filing particulars

Total Assets (Beginning of Year)	$2.0B
Net Assets (End of Year)	$2.6B
Net Income	$554M
Employer EIN	942634797
Plan Effective Date	1985-07-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Lam Research Corporation)

Total plan assets by year, all Lam Research Corporation plans on file

Year	Plans	Participants	Total Assets
2022	1	8,565	$2.0B
2023	1	9,237	$2.6B
2024	1	7,708	$2.8B

Nearby 401(k) Plans in California

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Savings Plus Plan, Lam Research 401(k) vs. nearby 401(k) plans in California, assets vs. participants

Wells Fargo & Company 401(k) Plan $51.8B · 193,919
Google LLC 401(k) Savings Plan $39.0B · 122,867
Oracle Corporation 401(k) Savings and Investment Plan $26.3B · 63,105
Intel 401(k) Savings Plan $22.2B · 59,863
Apple 401(k) Plan $19.8B · 106,111

Compare Savings Plus Plan, Lam Research 401(k) side-by-side with 3 peers →

Scale composition for Savings Plus Plan, Lam Research 401(k)

Savings Plus Plan, Lam Research 401(k) reports $2.6B in end-of-year assets across 9,237 participants (0.021% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.010% of 93,925,755 covered participants) - about $277,019 per participant (2.0x the national average assets-per-participant) . Net income for plan year 2023 was $554M.

This plan identity (EIN 942634797, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $2.0B to $2.8B (+41.2%) while covered participants moved from 8,565 to 7,708 . Single-year sparse filers cannot show that trail.

Plan year	Participants	EOY assets	Filing
2022	8,565	$2.0B	Open filing
2023	9,237	$2.6B	This page
2024 · index core	7,708	$2.8B	Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Savings Plus Plan, Lam Research 401(k) (401(k), $2.8B, 7,708 participants)

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Savings Plus Plan, Lam Research 401(k) by total assets, not by location.

Corebridge Financial, Inc. Retirement Savings 401(k) Plan (TX) $2.6B · 6,531
The Savannah River Nuclear Solutions, LLC Defined Contribution Plan (SC) $2.5B · 8,661
Penn State Health 401(k) Savings Plan (PA) $2.6B · 14,765
Steel Dynamics, Inc. Profit Sharing and Retirement Savings Plan (IN) $2.6B · 9,015

Frequently Asked Questions

How did Savings Plus Plan, Lam Research 401(k) assets move in 2023? ▼

Savings Plus Plan, Lam Research 401(k) grew sharply - up 27.6% during 2023, from $2.0B to $2.6B. Reported net income was $554M.

How have Lam Research Corporation plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Lam Research Corporation's sponsor-wide assets grew 41.2%, from $2.0B to $2.8B.

Where does Savings Plus Plan, Lam Research 401(k) rank by assets among Form 5500 filers? ▼

Savings Plus Plan, Lam Research 401(k) ranks in the 99th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).

Which 401(k) plans are similar in size to Savings Plus Plan, Lam Research 401(k)? ▼

Among 401(k) plans in other states, the closest by assets is Corebridge Financial, Inc. Retirement Savings 401(k) Plan in TX ($2.6B, 6,531 participants).

Next read for Savings Plus Plan, Lam Research 401(k)

Filing takeaways

Ways to act on Savings Plus Plan, Lam Research 401(k)'s numbers.

By total assets, Savings Plus Plan, Lam Research 401(k) ranks among the largest 1% of all filed plans. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in California. Compare plans
Lam Research Corporation's sponsor-wide assets have grown 41.2% since 2022 across 3 plan years on file. More Manufacturing plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 942634797.